2021. DETERMINING RIVER WATER QUALITY STATUS BASED ON THE POLLUTION INDEX METHOD AS CONTROL OF ENVIRONMENTAL QUALITY: (Case Study In The Wanggu River, Kendari City). Jurnal Infrastruktur . 7, 1 (Apr. 2021), 29–41. DOI:https://doi.org/10.35814/infrastruktur.v7i1.1945.